MJD         Freq      Freq err  Flux      Flux err
              (mHz)     (mHz)     mCrab      mCrab
                                20-50 keV   20-50 keV
 
50549.5          3.4068    0.0003     68.5      3.5
50550.5          3.4065    0.0004     18.9      3.7